JP4213098B2 - Dust bag for vacuum cleaner - Google Patents

Description

  The present invention relates to a dust bag for a vacuum cleaner. More specifically, the present invention relates to a vacuum cleaner dust collection bag that can be easily attached to a dust collector of various types of vacuum cleaners.

As a dust bag for an electric vacuum cleaner, a bag body formed by bonding a bag body having an opening and a paper having an introduction port so that the introduction port and the opening are located at substantially the same position is generally used. It is.
Dust collection bags for vacuum cleaners are used by attaching to the dust collection part of a vacuum cleaner, but since the shape of the dust collection part is not uniform, there are different types of dust collection bags for different manufacturers and models. in use. Conventionally, there is a common vacuum cleaner dust bag that can be adapted to the dust collector of various types of vacuum cleaners by devising the shape of the mouthpiece of the vacuum cleaner dust bag. Proposed. For example, Patent Document 1 and Patent Document 2 disclose a vacuum cleaner collection in which a perforation for height adjustment and a perforation for forming a mounting hole or a mounting hole are formed on a base paper. A dust bag is described.
JP-A-7-265234 No. 6-25251

In order to finely adjust the width of the paper cover such as the height by the perforations provided in the conventional dust bag for an electric vacuum cleaner, it is necessary to narrow the width of the portion cut by the perforations. However, in general, a strong and strong material is used for the paper cover, so if the width of the portion to be cut out by the perforation is narrowed, it is difficult to pinch by hand, it is very difficult to cut, and it takes time and effort There is. Therefore, it is difficult to finely adjust the width of the cover for mounting on the dust collecting part of various types of vacuum cleaners.
In addition, if the perforations are formed on the outer periphery of the base paper without cutting the perforations well, they will get caught in the dust collection part when attached to the dust collection part or taken out from the dust collection part. This may cause problems such as difficulty in mounting, and after insertion, the dust bag main body may be caught between the part and the dust collecting part and may not be opened properly.

  The present invention has been made in view of the above-described problems, and can be easily adjusted for the maximum vertical width of a cover to be attached to a dust collector of various types of vacuum cleaners. It is an object to provide a dust bag for a machine.

In order to achieve the above object, the present invention provides a vacuum cleaner in which a bag body having an opening and a substantially rectangular mouthpiece having an inlet are bonded so that the opening and the inlet are electrically connected. This dust bag is divided into four sides, and the left side, upper side, right side, and lower side are clockwise when viewed from the side opposite to the side of the bag body. The width direction is the horizontal width direction, the width direction between the upper side and the lower side is the height direction, the upper side has an upper line orthogonal to the height direction, and a cut line is formed below the upper line in the height direction. The cut line includes an intermediate line whose at least both ends are parallel to the upper line, a left extension line extending from the left side end of the intermediate line to the left side, and a right extension line extending from the right end of the intermediate line to the right side. from it, the left extension line and the right extension, are respectively formed on the lower side in the height direction than both end portions of the intermediate wire The left extension line is composed of the lower flat part and the oblique part, the oblique part connects the left side end part of the intermediate line and the lower flat part at an obtuse angle, and the right extension line is connected to the lower flat part and the oblique part. The oblique portion connects the right end portion of the intermediate line and the lower flat portion at an obtuse angle .

  The present invention is a dust collection bag for a vacuum cleaner, wherein a bag body having an opening and a substantially square paper having an introduction port are bonded so that the opening and the introduction port are electrically connected to each other. The outer periphery of the cover is divided into four sides. When viewed from the side opposite to the adhesive side to the bag body, the left side, the upper side, the right side, and the lower side are the left side and the right side. The width direction with the lower side is defined as the height direction, and the left side and the right side are respectively defined as a first inner line that is orthogonal to the horizontal width direction and a first inner line that extends outward in the horizontal width direction starting from the upper end point in the height direction of the first inner line. A connecting line, an outer line extending in parallel with the first inner line starting from the end point of the first connecting line, a second connecting line extending inward in the horizontal width direction starting from the end point of the outer line, and an end point of the second connecting line And a second inner line extending on the same straight line as the first inner line, and on the left and right sides A pair of cut lines starting at the end point of each first inner line and ending at the start point of the second inner line are formed on the inner side in the horizontal width direction than the first inner line and the second inner line. Preferably it is a feature.

  The dust bag for a vacuum cleaner according to the present invention easily adjusts the width of each tear line by forming a wide portion that can be easily gripped by hand even when the width to be adjusted is narrow. be able to. Therefore, the mounting operation to the dust collection part of various types of vacuum cleaners is simple.

Embodiments of the present invention will be described below with reference to the drawings, but the present invention is not limited to the following embodiments.
FIG. 1 is an example of a vacuum cleaner dust collecting bag according to the first embodiment of the present invention, and a bag body 10 having an opening 11 and a cover 20 having an introduction port 21 include the opening 11. And the introduction port 21 are electrically connected.
In the present embodiment, the bag body 10 has a rectangular planar shape and a size of approximately 110 to 120 mm × 220 to 250 mm, for example, 115 mm × 238 mm.
Bending portions 15 a and 15 b for sealing both end portions are formed at both end portions in the long side direction of the bag body 10.

The bag body 10 collects the collected dust and can also capture pests such as mites.
As the material, for example, a single filter medium obtained by processing a material such as pulp, natural or synthetic fiber, natural or synthetic resin, rubber or metal into a material such as paper, film, woven fabric, nonwoven fabric, sheet, plate, piece or rod Alternatively, a laminate is used.
The bag body 10 may be formed of a single bag body, or may be formed of a bag body having two or more layers.
In the case of a bag body having two or more layers, the bag body inside the dust bag main body (hereinafter referred to as the inner bag) uses a bag body having holes capable of removing large dust, and the dust collection bag In order to prevent clogging of the dust bag main body, it is preferable that the bag body on the outside of the main body (hereinafter referred to as the outer bag) has a hole capable of removing fine dust.
The bag body 10 may be fixed with an active substance for controlling captured insect pests, and may be provided with a mat or sheet with the active substance fixed therein.

  As the material of the cover 20, a material having a certain degree of strength is used so that it can be attached to the dust collecting part of the vacuum cleaner. For example, a material such as pulp, natural or synthetic fiber, natural or synthetic resin, rubber, or metal processed into a material such as paper, film, woven fabric, non-woven fabric, sheet or plate, and these materials alone or laminated Used.

As shown in FIG. 2, the outer periphery of the cover 20 has a lower side 31 between the points P <b> 1 to P <b> 2, an upper side 32 having a step between the points P <b> 3 to P <b> 4, and each of the lower side 31 and the upper side 32 in FIG. a left side 33 between points P1~P3 is, and a right side 34. between points P2~P4 a right end side in FIG. 2 of each of the lower 31 and upper 32.

  On the upper side of the lower side 31, perforations 41 and 42 that are means for forming the uneven portion are provided. By forming the perforations 41 and 42, an uneven portion is formed on the lower side 31. Further, the perforation 42 also has a function as a means for adjusting the maximum width in the direction (height direction) from the lower side 31 to the upper side 32 of the cover sheet 20, and is not cut off or cut off. Thus, the maximum width in the height direction can be adjusted in two stages.

The upper line 32a at the center of the upper side 32 is orthogonal to the height direction at the uppermost portion in the height direction in FIG. Below the upper line 32a, perforations 51, 52, 53, and 54, which are means for adjusting the maximum width in the height direction, are provided extending from the left side 33 side to the right side 34 side.
Among these, the perforation 51 is a straight line orthogonal to the height direction. The perforation 52 is provided on the introduction port 21 side (lower side of the drawing) with respect to the perforation 51, the central portion thereof is a concave portion 52a, and the left and right left portions 52b and the right portion 52c thereof are perforated. 51 is a straight line parallel to 51.

The perforation 53 is provided in a straight upper flat portion 53a parallel to the perforation 51 and on the inlet 21 side (lower side of the drawing) from the upper flat portion 53a in parallel with the upper flat portion 53a from the point P3. The lower flat portion 53b, and the inclined portion 53c that connects the upper flat portion 53a and the lower flat portion 53b at an obtuse angle. The perforation 54 includes a linear upper flat portion 54a that is parallel to the perforation 51, and a lower flat portion that is provided closer to the introduction port 21 than the upper flat portion 54a and parallel to the upper flat portion 54a from the point P4. 54b, and an inclined portion 54c that connects the upper flat portion 54a and the lower flat portion 54b at an obtuse angle.
The upper flat portion 53a of the perforation 53 and the upper flat portion 54a of the perforation 54 are provided at the same height. The lower flat portion 53b of the perforation 53 and the lower flat portion 54b of the perforation 54 are provided at the same height.
The upper flat portion 53a of the perforation 53, the upper flat portion 54a of the perforation 54, and a part of the concave portion 52a of the perforation 52 that connects between these are the intermediate lines in the second invention. Further, the oblique portion 53c and the lower flat portion 53b of the perforation 53 are the left extension line in the second invention. Further, the slanted portion 54c and the lower flat portion 54b of the perforation 54 form the right extension line in the second invention.

In the present embodiment, the maximum width in the height direction of the cover 20 can be adjusted in four stages by cutting the perforations 51, 52, 53, 54, or by not cutting any of the perforations. Yes.
After the perforation 52 is cut, the maximum width in the height direction of the cover 20 that can be narrowed by cutting the perforations 53 and 54 is the left portion 52b, the right portion 52c of the perforation 52, the perforation 53, 54 between the upper flat portions 53a and 54a. This width may be a narrow width of about 5 mm, for example.
Even in such a narrow width portion, the oblique portion 53c and the lower flat portion 53b of the perforation 53 and the oblique portion 54c and the lower flat portion 54b of the perforation 54 are respectively upper portions of the perforations 53 and 54. Since the flat portions 53a and 54a are formed below the flat portion 53a, the flat portion 53b is formed between the left portion 52b of the perforation 52 and the lower flat portion 53b of the perforation 53, and the lower portion of the right portion 52c of the perforation 52 and the lower portion of the perforation 54. The space between the portion 5 4 b is wide.
For this reason, when the perforations 53 and 54 are cut after the perforation 52 is cut, the wide portion can be pinched, so that the cut is easy.

The left side 33 includes a first inner line 33a provided parallel to the height direction from the point P1, and a first connection line extending obliquely outward in the lateral width direction, starting from the upper end point in the height direction of the first inner line 33a. 33b, an outer line 33c extending in parallel with the first inner line 33a starting from the end point of the first connecting line 33b, a second connecting line 33d extending inward in the horizontal width direction starting from the end point of the outer line 33c, and a second connection It is composed of a second inner line 33e extending on the same straight line as the first inner line 33a, starting from the end point of the line 33d.
Further, on the inner side of the left side 33, the perforation 61, which is a means for adjusting the width in the horizontal direction in FIG. 2, starts with the end point of the first inner line 33a as the start point and the first point of the second inner line 33e as the end point. The inner line 33a and the second inner line 33e are provided on the inner side in the width direction. The perforation 61 includes a flat portion 61b provided parallel to the height direction on the introduction port 21 side (inner side) with respect to the straight line connecting the points P1 and P3, a flat portion 61b, and a first inner line 33a. Are composed of an oblique portion 61a that connects the two at an obtuse angle, and an inclined portion 61c that connects the flat portion 61b and the second inner line 33e at an obtuse angle.

In the present embodiment, the maximum width in the lateral width direction of the cover 20 can be adjusted by cutting the perforation 61 or not cutting it.
The maximum width in the width direction of the cover 20 that can be narrowed by cutting the perforation 61 is the width between the outer line 33c, the first inner line 33a, and the second inner line 33e. This width may be a narrow width of about 5 mm, for example.
Even if there is such a narrow width portion, since the space between the outer line 33c on the left side and the flat portion 61b of the perforation 61 is wide, when cutting the perforation 61, the wide portion is It is easy to cut out because it can be pinched.

The right side 34 includes a first inner line 34a provided parallel to the height direction from the point P2, and a first connection line extending obliquely outward in the lateral width direction, starting from the upper end point in the height direction of the first inner line 34a. 34b, an outer line 34c extending in parallel with the first inner line 34a starting from the end point of the first connecting line 34b, a second connecting line 34d extending inward in the lateral width direction starting from the end point of the outer line 34c, and a second connection It is composed of a second inner line 34e extending on the same straight line as the first inner line 34a, starting from the end point of the line 34d.
Further, on the inner side of the right side 34, the perforation 71, which is a means for adjusting the width in the horizontal direction in FIG. 2, starts with the end point of the first inner line 34a as the start point and the first point of the second inner line 34e as the end point. The inner line 34a and the second inner line 34e are provided on the inner side in the horizontal width direction. The perforation 71 includes a flat portion 71b provided in parallel to the height direction on the introduction port 21 side (inner side) with respect to a straight line connecting the points P1 and P3, a flat portion 71b, and a first inner line 34a. Are formed by an oblique portion 71a that connects the two at an obtuse angle, and an inclined portion 71c that connects the flat portion 71b and the second inner line 33e at an obtuse angle.

In the present embodiment, the maximum width in the width direction of the cover 20 can be adjusted by cutting the perforation 71 or not cutting it.
The maximum width in the width direction of the cover 20 that can be narrowed by cutting the perforation 71 is the width between the outer line 34c, the first inner line 34a, and the second inner line 34e. This width may be a narrow width of about 5 mm, for example.
Even if there is such a narrow part, the space between the outer line 34c on the right side and the flat part 71b of the perforation 71 is wide. It is easy to cut out because it can be pinched.

The inlet 21 of the cover 20 is formed by an inner periphery 21a of the inlet. An annular perforation 21b as means for expanding the introduction port 21 is provided outside the introduction port inner periphery 21a. Then, depending on whether or not the perforation 21b is cut, the size of the inlet 21 and the position can be finely adjusted as necessary.
Moreover, the opening part 11 of the bag main body 10 is formed of the opening part inner periphery 11a. An annular perforation 11b that is a means for expanding the opening 11 is provided outside the inner periphery 11a of the opening, and a plurality of perforations 11c that radially connect between the inner periphery 11a and the perforation 11b are provided. It has been. The size of the opening 11 and the position can be finely adjusted as necessary depending on whether or not the perforations 11b and 11c are cut off. The perforation 11b and the perforation 21b are provided so as to be approximately the same in plan view.

  In the dust bag for a vacuum cleaner of the present embodiment, the bag body 10 and the cover paper 20 are arranged so that the long side direction of the bag body 10 and the upper side 32 to the lower side 31 direction, that is, the height direction of the cover sheet 20 coincide. And are adhered. In this case, it is preferable that the vacuum cleaner dust collection bag is inserted into the vacuum cleaner dust collecting portion with the insertion direction D coincident with the height direction of the cover 20 and the lower side 31 of the cover 20 as a tip. The base 20 is bonded so as not to protrude from the bag body 10, but depending on the width of the bag body 10, both sides or one side may be bonded so as to protrude from the bag body 10. It should be noted that the adhesive surface 25 (the hatched portion in FIG. 2) between the bag body 10 and the base 20 is a sufficiently inner range from both the outer periphery and the inner periphery of the base 20 so as to avoid the perforations. Yes.

FIG. 3 is a cross-sectional view of the vacuum cleaner dust bag shown in FIG. 2 at the position AA. As shown in FIG. 3, bellows portions 17 a and 17 b are formed in the bag body 10 along the long side direction of the bag body 10.
Moreover, in the dust bag for vacuum cleaners of this embodiment, as shown in FIG. 4, the bag main body 10 has the position 19a on the inlet 21 side of the lower side 31 of the cover 20 and the inlet 21 side of the upper side 32. The position 19b can be folded with the mouthpiece 20 side as the outside.
In this case, it is preferable that the vacuum cleaner dust bag is inserted in the insertion direction D shown in FIG. Accordingly, when the dust bag for the vacuum cleaner is attached to the dust collection chamber in the height direction, the bag body 10 is not easily opened by being sandwiched between the lower side 31 and the dust collection chamber member. Can be prevented.
The vacuum cleaner dust bag of the present embodiment can be stored in an outer bag in the folded state and can be sold.
As shown in FIG. 5, the vacuum cleaner dust collection bag of the present embodiment can sufficiently inflate the bag body 10 in the dust collection chamber.

  Hereinafter, another embodiment of the dust bag for a vacuum cleaner according to the present invention will be described with reference to FIGS. In the embodiment described below, the same reference numerals are given to the components corresponding to the first embodiment, and the detailed description thereof will be omitted.

FIG. 6 is a second embodiment of the dust bag for a vacuum cleaner according to the present invention.
In the present embodiment, the shape of the perforation 52 which is a means for adjusting the maximum width in the height direction of the cover 20 and the perforations 61 and 71 which are means for adjusting the maximum width in the horizontal direction is the first embodiment. Is different. That is, the whole perforation 52 is linear. A perforation 55 for forming a recess is provided on the introduction port 21 side of the central portion of the perforation 52.
That is, the upper flat portion 53a of the perforation 53, the upper flat portion 54a of the perforation 54, and a part of the perforation 55 that connects between these are the intermediate lines in the second invention.
Further, the perforation 61 is formed such that the oblique portion 61a and the flat portion 61b, and the oblique portion 61c and the flat portion 61b are substantially perpendicular to each other. Similarly, the perforation 71 is formed such that the inclined portion 71a and the flat portion 71b, and the inclined portion 71c and the flat portion 71b are substantially perpendicular to each other. In the present embodiment, the opening inner periphery 11a of the bag body 10 is formed at substantially the same position as the introduction port 21a of the cover 20 in plan view.

FIG. 7 is a third embodiment of a dust bag for a vacuum cleaner according to the present invention.
The present embodiment is different from the first embodiment in that the upper side 32 of the base 20 is provided without a step. That is, the upper side 32 includes a left rear end portion 32b extending in parallel to the height direction from the point P3, a right rear end portion 32c extending in parallel to the height direction from the point P4, and a left rear end portion 32b. It is comprised from the linear upper side line 32a which connects the right rear end part 32c. Correspondingly, the perforations 51 and 52 are also formed so that both ends thereof reach the left rear end portion 32b and the right rear end portion 32c. The configuration around the opening 11 of the bag body 10 is the same as that of the first embodiment.

FIG. 8 is a fourth embodiment of the dust bag for a vacuum cleaner according to the present invention.
In this embodiment, the shape of the left side 33 and the right side 34 of the cover 20, the shape of the perforations 61 and 71 that are means for adjusting the maximum width in the horizontal direction, and the maximum width in the height direction of the cover 20 are prepared. This is different from the third embodiment in the shape of the perforation 52 which is a means for performing the above.
That is, on the left side 33 and the right side 34 of the cover 20, the lengths of the outer lines 33c and 34c are shortened, and the lengths of the second inner lines 33e and 34e are increased. Correspondingly, the perforations 61 and 71, which are means for adjusting the lateral width, are shorter in length in the height direction (the length of the flat portions 61b and 71b) than in the third embodiment, The length is substantially the same as the diameter of the introduction port 21, and is provided at a position substantially beside the introduction port 21.
In addition, the oblique portion 61a and the oblique portion 61c constituting the perforation 61 are perpendicular to the flat portion 61b. Similarly, the inclined portion 71a and the inclined portion 71c constituting the perforation 71 are perpendicular to the flat portion 71b.
Further, the perforation 52, which is a means for adjusting the maximum width in the height direction of the paper 20, is generally linear as in the second embodiment, and the introduction port at the center portion of the perforation 52 is also provided. On the 21 side, a perforation 55 is provided as means for forming a recess.

FIG. 9 is a comparative example for the vacuum cleaner dust bag of the present invention.
In this comparative example, the shapes of the perforations 61 and 71, which are means for adjusting the maximum width in the horizontal direction, and the shapes of the perforations 53, 54, which are means for adjusting the maximum width in the height direction of the cover 20, are shown. Different from the third embodiment.
The perforations 61 and 71 are provided on straight lines connecting the points P1 to P3 and the points P2 to P4, respectively. When the perforations 61 and 71 are cut off, the left side 33 and the right side 34 are flat. . Further, the perforations 53 and 54, which are means for adjusting the maximum width in the height direction, are provided in a straight line.
Since the width between the outer side 33c and the perforation 61 and the width between the outer side 34c and the perforation 71 are narrow, the perforations 61 and 71 are difficult to cut off. Further, the width between the perforation 52 and the perforations 53 and 54 is also increased, and the perforations 53 and 54 are difficult to cut off.

In the above embodiments, the left side and the right side, and the left and right perforations are equal to each other, but the lengths and positions of the left and right perforations may not be equal. For example, the right side 34 and the perforation 71 in FIG. 2 may be combined with the left side 34 and the perforation 61 in FIG. 8.
Moreover, in each embodiment, although the left and right 2nd connection line was set as the structure extended in a horizontal direction, respectively, it is good also as an oblique line like the 1st connection line. Moreover, although the left and right first connection lines and the second connection lines are each linear, they may be curved, for example, arcuate.
Further, the perforations 61 and 71 are each configured by a plurality of straight lines, but all or a part thereof may be a curved line, for example, the whole may be an arc.
In each embodiment, the case where the cut line is a perforation has been described. However, examples of the cut line include a guide indicating a cut groove and a cut position in addition to the perforation.
Further, in each embodiment, the cover and the bag body are bonded so that the height direction of the cover and the long side direction of the bag body coincide with each other. You may adhere | attach a cover and a bag main body so that a side direction may correspond. Moreover, although the direction attached to the dust collecting part of a vacuum cleaner was made constant in the height direction (insertion direction D), it may be inserted in the horizontal direction by changing the vertical and horizontal directions.
In addition, although the bellows part of the bag body is a single type having a single valley fold, it may be a double type or the like having two or more valley folds.

It is a perspective view of the dust bag for vacuum cleaners concerning a 1st embodiment of the present invention. It is a front view of the dust bag for electric vacuum cleaners concerning a 1st embodiment of the present invention. It is sectional drawing in the AA of FIG. It is a perspective view of the state where the dust collecting bag for electric vacuum cleaners concerning a 1st embodiment of the present invention was folded up. It is a perspective view of the state where the dust bag for vacuum cleaners concerning a 1st embodiment of the present invention was inflated. It is a front view of the dust-collecting bag for vacuum cleaners concerning 2nd Embodiment of this invention. It is a front view of the dust-collecting bag for vacuum cleaners concerning 3rd Embodiment of this invention. It is a front view of the dust-collecting bag for vacuum cleaners concerning 4th Embodiment of this invention. It is a front view of the comparative example of the dust collecting bag for vacuum cleaners of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Bag main body, 11 ... Opening part, 20 ... Cover paper, 21 ... Introduction port
31 ... Lower side, 32 ... Upper side, 33 ... Left side, 34 ... Right side,
41, 42, 51, 52, 53, 54, 61, 62, 71 ... perforation

Claims (1)

A dust collection bag for a vacuum cleaner, wherein a bag body having an opening and a substantially square mouthpiece having an introduction port are bonded so that the opening and the introduction port are electrically connected,
The outer periphery of this cover is divided into four sides, and when viewed from the side opposite to the side that adheres to the bag body, the left side, the upper side, the right side, and the lower side are the left side and the right side. The width direction between the bottom and the bottom is the height direction,
The upper side has an upper line orthogonal to the height direction,
And a cutting line is formed below the upper line in the height direction,
This cut line consists of an intermediate line whose at least both ends are parallel to the upper line, a left extension line extending from the left side end of the intermediate line to the left side, and a right extension line extending from the right end of the intermediate line to the right side. ,
The left extension line and the right extension line are each formed on the lower side in the height direction than both ends of the intermediate line ,
The left extension line is composed of a lower flat part and an oblique part, and the oblique part connects the left side end part of the intermediate line and the lower flat part at an obtuse angle,
The dust bag for a vacuum cleaner, wherein the right extension line is composed of a lower flat portion and a slant portion, and the slant portion connects the right end portion of the intermediate line and the lower flat portion at an obtuse angle .

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